| Identification | |
| Name: | 4-Aminosalicylic acid |
| Synonyms: | PAS; 4-Amino-2-hydroxybenzoic acid; Aminosalicylic Acid |
| CAS: | 65-49-6 |
| EINECS: | 200-613-5 |
| Molecular Formula: | C7H7NO3 |
| Molecular Weight: | 153.13 |
| InChI: | InChI=1/C7H7NO3/c8-4-1-2-5(7(10)11)6(9)3-4/h1-3,9H,8H2,(H,10,11) |
| Molecular Structure: |  |
| Properties | |
| Transport: | UN 1789 8/PG 3 |
| Boiling Point: | 347 |
| Density: | 1.545 g/cm3 |
| Stability: | Stable under normal temperatures and pressures. |
| Solubility: | 2 g/L (20 oC) |
| Appearance: | Minute crystals from alc. Odorless, or has slight acetous odor. |
| HS Code: | 29225000 |
| Color: | MINUTE CRYSTALS FROM ALC WHITE, OR NEARLY WHITE, BULKY POWDER NEEDLES, PLATES FROM ALC-ETHER A reddish-brown crystalline powder is obtained on recrystallization from ethanol-ether. |
| Usage: | Industrial preservative. |
| Safety Data | |
| Hazard Symbols |
Xi:Irritant
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